調制量 的英文怎麼說
中文拼音 [diàozhìliáng]
調制量
英文
modulated quantity-
The anabolism of starch was reviewed, and the main influential factors of starch content of flue - cured tobacco leaves in china during recent years were summarized in five aspects, such as genetic factor, environmental factors, agronomic measures, curing technique, aging and fermentation
摘要簡述了煙葉中澱粉的合成、積累代謝,並從遺傳因素、環境因子、農藝措施、調制及陳化發酵幾個方面總結了影響烤煙澱粉含量的主要因素。Abstract : radiate thermometer uses a high definitive operation circuit in the modulation and linerization of weak optical signals. the theory of colorimetry was used in measuring the temperature. analogic channel and digital interfaces were added in order to expand the instrument. a kind of double channel ' s photocolorimeter including its hardware and software is introduced
文摘:輻射測溫計採用高精度運算電路,對光弱信號進行調制和線性化處理,運用比色法原理對溫度進行檢測.為了便於儀器擴展,增加了模擬量輸出和數字介面,並對光纖式雙通道比色高溫儀的硬體與軟體的關鍵部分作了簡要介紹As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )
光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外,還有其獨特的優越性,如探頭尺寸小,其直徑與光纖等同;易於與光纖耦合,耦合損耗小;波長調制型,抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力,易於構成傳感網路;測量對象廣泛,易於實現多參數傳感測量等等。In conclusion, it is primarily described that the expectable social and economical benefits of this mis are great, and the design can be fulfilled smoothly. the difficulty of this thesis is : not only think about the coordination each other synthetically on workers, equipments, technologies, data and user ' s priorities, different project and different continuation day, but also must ensure that it is agility, controllable and safe when the data be transmitted on internet or intranet
本管理信息系統強調是針對無形的數據信息產品( gis等海量數據)的生產管理信息系統,不是單純的統計計算,還要實施嚴密的控制,除需要綜合考慮人員、設備、技能技術、權限、工程、工期在計劃調度統計方面的協調性外,還需要強調海量數據信息產品的原始數據、半成品、成品在網路上流動的靈活性、可控制性和安全性。The result shows that the law of acoustic - optic deflexion and modulation basically tallies with the experiment
通過實驗測量,繪制了聲光偏轉和調制曲線,並結合理論對實驗結果作了分析討論。Optical 3 - d profilometry has been widely used for 3 - d sensing, machine vision, intelligent robots control, industry monitoring, biomedicine, dressmaking, etc. several 3 - d object profilometry methods, including moire technique ( mt ), phase - measuring profilometry ( pmp ), fourier transformation profilometry ( ftp ), modulation measurement profilometry ( mmp ) have been exhaustively studied
光學三維傳感已廣泛應用於機器視覺,實物仿形,工業檢測,生物醫學等方面,在三維面形測量中,對莫爾輪廓術,位相測量輪廓術,付里葉變換輪廓術,調制度測量輪廓術這些方法已經進行了大量深入的研究。( 3 ) for a symmetrical distribution scene, the attitude information of the terrains is included in the variable of the orientation angle of the polarization ellipticity
Cd對於一個均勻分仆場景,地勢的姿態信息調制在極化橢圓力下0角的變化量中。Based on the current signal from the proceeding stage, the first order - modulator designed could be simplified in the precondition of performance satisfaction, and it is good in accomplishing signal conversion and could be incorporated with the forestage bandgap circuit
根據前級溫度傳感電路的電流信號,在滿足性能要求的前提下盡量簡化電路,設計出的一階-調制電路不但很好地完成了信號轉換,而且更符合一體化結構的要求。Measuring method for the level of intermodulation products generated in a gyromagnetic device
回轉磁設施中互相調制乘積發生水平的測量方法Measuring method for the level of intermodulation products generated in ? gyromagnetic device
迴旋磁裝置中產生的交叉調制產品的電平的測量方法Svm maps input vectors nonlinearly into a high dimensional feature space and constructs the optimum separating hyperplane in the spade to realize modulation recognition
支撐矢量機把各個識別特徵映射到一個高維空間,並在高維空間中構造最優識別超平面分類數據,實現通信信號的調制識別。The 1mhz fixed frequency switching allows for tiny external components and the regulation scheme is optimized to ensure low emi and low input ripple. an external resistor sets the full - scale led current, while two digital inputs control on / off and select amongst three levels of brightness. the circuit operates in 1x mode until just above dropout
工作在1mhz固定頻率,採用線性調制模式使輸入紋波大大減小;利用一個外部電阻可以設置滿量程led電流;外接兩個數字信號控制晶元開關並選擇led三級亮度中的一級;具有過溫、過壓/欠壓等保護功能,工作溫度范圍為- 40 + 85 。Compared with non - passerine, they appeared longer syllable length, higher basic frequency and more viable frequency ranges. though the amplitude modulation properties enhanced their vocal production, the type of syllable is still stable and less of variety. so the phrase consisted of syllables are comparatively few and changes of the tone are relatively less
且表現出很強的頻率調制特性和特有的幅度調制特性,相對的音節時程比較長,基頻較高且頻率變化范圍較大,所特有的幅度調制特性更增加了其控聲的能力,但其音節的種類仍很單一,缺乏變化,由音節所組成的句型較少,音調變化幅度不大,因此,其叫聲質量盡管較非鳴禽有所改善,但相對鳴禽而言卻又遠遠不如。Optical quantizer scheme based on travel wave modulators
基於行波調制器的光量化器The architecture and design methods of - modulators are studied. based on it, the bits of quantizer, oversampling - ratio and the orders of modulator have been designed
對調制器的結構和設計技術進行了研究,根據系統要求設計了量化器位數,調制器過采樣比和階數。The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox
本論文中,首先介紹模數轉換器的各種參數的意義,以及一階sigma - delta調制器和高階sigma - delta調制器的原理;給出解決高階單環sigma - delta調制器不穩定性的方案,引入級聯結構調制器,特別針對級聯結構調制器中的失配和開關電容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器,調制器採用全差分開關電容電路實現;同時對整個調制器的各個模塊進行了電路設計,包括跨導放大器、開關電容積分器、量化器、兩相非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。Any subtle change of capacitance can be measured through the method of modulation on high - frequency harmonic oscillation return circuit
電容的微小變化可通過對高頻諧振迴路調制的方法進行測量。Methods of measurement for radio equipment used in satellite earth stations - part 2 : measurements for sub - systems - section seven - frequency modulators - section eight - frequency demodulators
衛星通信地球站無線電設備測量方法第2部分:分系統測量第7節:頻率調制器第8節:頻率解調器Taking the hvdc systems as a variable admittance connected at the inverter or rectifier ac bus, the analytical description of the relationship between the variable admittance and active power flows of each generator can be derived. the traditional generator dynamic equations can thus be expressed with the variable admittance of hvdc systems as an additional state variable and changed to an affine form, which is suitable for the global linearization method being used to determine its control variables
該方法基於微分幾何理論,將直流輸電系統等效為兩個分別連接在整流側和逆變側的變導納支路;在推導出直流輸電系統的等效變導納與各發電機輸出電磁功率間的解析關系后,傳統的發電機動態方程可被表示成仿射非線性的形式,因而可應用全局線性化方法來求得直流輸電系統的調制量。The optimal - aim strategy ( oas ) is used to decide the controller ' s input variables, i. e. the modulated active and reactive power which can be determined according to the practical operating conditions of ac system and operating states of dc system
該方法利用最優目標策略( optimal aimstrategy ,簡記為oas八來得出有功功率的調制量,它是系統狀態的解析函數。分享友人